diff --git a/swarmlab/index-doc.html b/swarmlab/index-doc.html
index 080244a..d1e474b 100644
--- a/swarmlab/index-doc.html
+++ b/swarmlab/index-doc.html
@@ -262,6 +262,26 @@ Swarmlab is a powerful collaboration tool that connects tutors and students in a
 		</div>
                 <!-- Cardsrow 3 contribute-->
 
+
+                <!-- Cardsrow menou it would be useful-->
+                <div class="layout-margin-12 mt-4">
+                    <div class="card-deck">
+			<!-- useful -->
+                        <div class="card card-shadow text-center">
+                            <div class="card-body">
+                                <h4 class="card-title"><b>It would be useful!</b></h4>
+                                <p class="card-text"></p>
+                                <div class="dropdown-divider"></div>
+
+                            </div>
+                         </div>
+			<!-- useful -->
+		    </div>
+		</div>
+                <!-- Cardsrow menou it would be useful-->
+
+
+
                 <!-- Cardsrow 3-->
                 <div class="layout-margin-8 mt-4">
                     <div class="card-deck">